The Nervous Child examines nervousness, anxiety, tics, sleep disturbances, and behavioral difficulties in children within the framework of early twentieth-century pediatrics. Cameron defines the “nervous child” not solely in terms of hereditary predisposition but also through environmental influences such as family dynamics, discipline, nutrition, and school pressure. The book combines clinical observations with practical guidance for parents and teachers. Cameron argues that a child’s emotional stability depends on structured daily routines, consistent parenting, balanced diet, and protection from excessive stimulation. The work reflects a holistic yet medically grounded approach to child development and mental hygiene.